./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_16_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ea7f3261db5c3d8855c516d4ca4aeee56b9b35703b8a45237460690d5213c427 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:04:45,977 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:04:46,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 23:04:46,079 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:04:46,080 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:04:46,111 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:04:46,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:04:46,114 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:04:46,115 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:04:46,119 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:04:46,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:04:46,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:04:46,122 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:04:46,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:04:46,124 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:04:46,124 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:04:46,124 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:04:46,125 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:04:46,125 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:04:46,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:04:46,126 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:04:46,127 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:04:46,127 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:04:46,128 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:04:46,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:04:46,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:46,129 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:04:46,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:04:46,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:04:46,130 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:04:46,131 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:04:46,132 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:04:46,132 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea7f3261db5c3d8855c516d4ca4aeee56b9b35703b8a45237460690d5213c427 [2023-11-24 23:04:46,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:04:46,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:04:46,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:04:46,425 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:04:46,426 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:04:46,427 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_16_bad.i [2023-11-24 23:04:49,680 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:04:50,245 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:04:50,246 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_16_bad.i [2023-11-24 23:04:50,286 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/data/2c49b94a1/fefef7eccd354c95920b6bb9d9e21cda/FLAG1db1a9161 [2023-11-24 23:04:50,308 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/data/2c49b94a1/fefef7eccd354c95920b6bb9d9e21cda [2023-11-24 23:04:50,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:04:50,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:04:50,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:50,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:04:50,327 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:04:50,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:50" (1/1) ... [2023-11-24 23:04:50,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79026fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:50, skipping insertion in model container [2023-11-24 23:04:50,333 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:50" (1/1) ... [2023-11-24 23:04:50,433 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:04:51,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:51,544 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:04:51,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:51,909 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:04:51,911 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:04:51,912 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:04:51,912 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:04:51,920 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:04:51,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:51 WrapperNode [2023-11-24 23:04:51,921 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:51,922 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:51,923 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:04:51,923 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:04:51,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:51" (1/1) ... [2023-11-24 23:04:51,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:51" (1/1) ... [2023-11-24 23:04:52,001 INFO L138 Inliner]: procedures = 498, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2023-11-24 23:04:52,002 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:52,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:04:52,003 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:04:52,003 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:04:52,011 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:51" (1/1) ... [2023-11-24 23:04:52,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:51" (1/1) ... [2023-11-24 23:04:52,015 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:51" (1/1) ... [2023-11-24 23:04:52,016 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:51" (1/1) ... [2023-11-24 23:04:52,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:51" (1/1) ... [2023-11-24 23:04:52,029 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:51" (1/1) ... [2023-11-24 23:04:52,031 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:51" (1/1) ... [2023-11-24 23:04:52,033 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:51" (1/1) ... [2023-11-24 23:04:52,036 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:04:52,047 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:04:52,047 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:04:52,047 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:04:52,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:51" (1/1) ... [2023-11-24 23:04:52,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:52,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:04:52,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:04:52,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:04:52,142 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:04:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:04:52,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:04:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:04:52,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:04:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:04:52,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:04:52,344 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:04:52,346 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:04:52,596 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:04:52,947 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:04:52,947 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:04:52,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:52 BoogieIcfgContainer [2023-11-24 23:04:52,949 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:04:52,950 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:04:52,951 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:04:52,961 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:04:52,961 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:52" (1/1) ... [2023-11-24 23:04:52,973 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:04:53,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:53,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-24 23:04:53,045 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-24 23:04:53,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:04:53,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:53,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:53,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:53,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:53,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2023-11-24 23:04:53,691 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2023-11-24 23:04:53,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:04:53,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:53,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:04:53,918 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:04:54,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:04:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:04:54,140 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:04:54,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:04:54,211 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 23:04:54,254 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet112 [2023-11-24 23:04:54,259 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post110 could not be translated [2023-11-24 23:04:54,259 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-24 23:04:54,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:04:54 ImpRootNode [2023-11-24 23:04:54,265 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:04:54,266 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:04:54,266 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:04:54,266 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:04:54,267 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:52" (3/4) ... [2023-11-24 23:04:54,269 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:04:54,270 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:04:54,271 INFO L158 Benchmark]: Toolchain (without parser) took 3953.93ms. Allocated memory is still 144.7MB. Free memory was 97.2MB in the beginning and 95.9MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:04:54,273 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 104.9MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:04:54,274 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1600.41ms. Allocated memory is still 144.7MB. Free memory was 97.0MB in the beginning and 75.5MB in the end (delta: 21.5MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-11-24 23:04:54,274 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.80ms. Allocated memory is still 144.7MB. Free memory was 75.5MB in the beginning and 72.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:04:54,275 INFO L158 Benchmark]: Boogie Preprocessor took 43.38ms. Allocated memory is still 144.7MB. Free memory was 72.2MB in the beginning and 70.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:04:54,276 INFO L158 Benchmark]: RCFGBuilder took 902.10ms. Allocated memory is still 144.7MB. Free memory was 70.9MB in the beginning and 98.1MB in the end (delta: -27.2MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-11-24 23:04:54,277 INFO L158 Benchmark]: CodeCheck took 1314.83ms. Allocated memory is still 144.7MB. Free memory was 98.1MB in the beginning and 97.0MB in the end (delta: 1.1MB). Peak memory consumption was 71.0kB. Max. memory is 16.1GB. [2023-11-24 23:04:54,278 INFO L158 Benchmark]: Witness Printer took 4.52ms. Allocated memory is still 144.7MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:04:54,290 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 4 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1570, overapproximation of bitwiseOr at line 1554. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_rand_postinc_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE 1 [L1560] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 104.9MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1600.41ms. Allocated memory is still 144.7MB. Free memory was 97.0MB in the beginning and 75.5MB in the end (delta: 21.5MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.80ms. Allocated memory is still 144.7MB. Free memory was 75.5MB in the beginning and 72.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.38ms. Allocated memory is still 144.7MB. Free memory was 72.2MB in the beginning and 70.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 902.10ms. Allocated memory is still 144.7MB. Free memory was 70.9MB in the beginning and 98.1MB in the end (delta: -27.2MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * CodeCheck took 1314.83ms. Allocated memory is still 144.7MB. Free memory was 98.1MB in the beginning and 97.0MB in the end (delta: 1.1MB). Peak memory consumption was 71.0kB. Max. memory is 16.1GB. * Witness Printer took 4.52ms. Allocated memory is still 144.7MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet112 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post110 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:04:54,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ea7f3261db5c3d8855c516d4ca4aeee56b9b35703b8a45237460690d5213c427 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:04:57,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:04:57,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-24 23:04:57,540 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:04:57,541 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:04:57,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:04:57,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:04:57,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:04:57,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:04:57,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:04:57,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:04:57,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:04:57,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:04:57,552 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:04:57,553 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:04:57,553 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:04:57,553 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:04:57,554 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:04:57,554 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:04:57,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:04:57,556 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:04:57,557 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:04:57,557 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:04:57,558 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:04:57,558 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:04:57,558 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:04:57,559 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:04:57,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:57,560 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:04:57,560 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:04:57,561 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:04:57,562 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:04:57,562 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:04:57,562 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:04:57,563 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:04:57,563 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:04:57,563 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea7f3261db5c3d8855c516d4ca4aeee56b9b35703b8a45237460690d5213c427 [2023-11-24 23:04:58,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:04:58,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:04:58,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:04:58,106 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:04:58,108 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:04:58,109 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_16_bad.i [2023-11-24 23:05:01,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:01,882 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:01,882 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_16_bad.i [2023-11-24 23:05:01,921 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/data/f1ef63032/4164022b879548ab973f93c6ed65890f/FLAG5fe775af3 [2023-11-24 23:05:01,936 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/data/f1ef63032/4164022b879548ab973f93c6ed65890f [2023-11-24 23:05:01,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:01,941 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:01,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:01,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:01,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:01,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:01" (1/1) ... [2023-11-24 23:05:01,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c019fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:01, skipping insertion in model container [2023-11-24 23:05:01,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:01" (1/1) ... [2023-11-24 23:05:02,035 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:03,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:03,398 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:03,542 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:03,786 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:05:03,786 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:05:03,786 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:05:03,787 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:05:03,796 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:03,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:03 WrapperNode [2023-11-24 23:05:03,798 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:03,799 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:03,800 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:03,800 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:03,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:03" (1/1) ... [2023-11-24 23:05:03,870 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:03" (1/1) ... [2023-11-24 23:05:03,921 INFO L138 Inliner]: procedures = 503, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2023-11-24 23:05:03,922 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:03,923 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:03,923 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:03,924 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:03,936 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:03" (1/1) ... [2023-11-24 23:05:03,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:03" (1/1) ... [2023-11-24 23:05:03,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:03" (1/1) ... [2023-11-24 23:05:03,964 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:03" (1/1) ... [2023-11-24 23:05:03,973 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:03" (1/1) ... [2023-11-24 23:05:03,991 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:03" (1/1) ... [2023-11-24 23:05:03,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:03" (1/1) ... [2023-11-24 23:05:03,998 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:03" (1/1) ... [2023-11-24 23:05:04,003 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:04,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:04,016 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:04,016 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:04,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:03" (1/1) ... [2023-11-24 23:05:04,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:04,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:04,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:04,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:05:04,100 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:05:04,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:05:04,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:05:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:04,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:05:04,364 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:04,367 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:05:04,605 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:05:04,757 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:05:04,757 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:05:04,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:04 BoogieIcfgContainer [2023-11-24 23:05:04,760 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:05:04,761 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:05:04,761 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:05:04,773 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:05:04,773 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:04" (1/1) ... [2023-11-24 23:05:04,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:05:04,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:04,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-24 23:05:04,909 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-24 23:05:04,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:04,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:04,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:05:04,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:05:04,920 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:05:04,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:05:05,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:05,110 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:05:05,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:05,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:05:05,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:05,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:05,175 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:05:05,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-24 23:05:05,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:05,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2023-11-24 23:05:05,222 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2023-11-24 23:05:05,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:05:05,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:05,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:05:05,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:05:05,229 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:05:05,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 23:05:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:05:05,404 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:05:05,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:05:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:05:05,605 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:05:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:05:05,657 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:05:05,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:05:05,665 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 23:05:05,702 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet106 [2023-11-24 23:05:05,708 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post104 could not be translated [2023-11-24 23:05:05,708 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-24 23:05:05,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:05:05 ImpRootNode [2023-11-24 23:05:05,715 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:05:05,716 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:05:05,716 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:05:05,716 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:05:05,717 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:04" (3/4) ... [2023-11-24 23:05:05,720 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:05:05,721 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:05:05,723 INFO L158 Benchmark]: Toolchain (without parser) took 3781.72ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 55.0MB in the beginning and 62.5MB in the end (delta: -7.5MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2023-11-24 23:05:05,724 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 81.8MB. Free memory was 58.2MB in the beginning and 58.1MB in the end (delta: 107.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:05,725 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1856.14ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 55.0MB in the beginning and 75.5MB in the end (delta: -20.5MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2023-11-24 23:05:05,726 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.78ms. Allocated memory is still 113.2MB. Free memory was 75.5MB in the beginning and 72.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:05:05,728 INFO L158 Benchmark]: Boogie Preprocessor took 82.35ms. Allocated memory is still 113.2MB. Free memory was 72.4MB in the beginning and 69.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:05,734 INFO L158 Benchmark]: RCFGBuilder took 753.89ms. Allocated memory is still 113.2MB. Free memory was 69.8MB in the beginning and 51.5MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:05:05,735 INFO L158 Benchmark]: CodeCheck took 954.78ms. Allocated memory is still 113.2MB. Free memory was 51.5MB in the beginning and 62.7MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:05,737 INFO L158 Benchmark]: Witness Printer took 5.50ms. Allocated memory is still 113.2MB. Free memory was 62.7MB in the beginning and 62.5MB in the end (delta: 197.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:05,749 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 6 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 40 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1570. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_rand_postinc_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE 1 [L1560] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83ms. Allocated memory is still 81.8MB. Free memory was 58.2MB in the beginning and 58.1MB in the end (delta: 107.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1856.14ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 55.0MB in the beginning and 75.5MB in the end (delta: -20.5MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.78ms. Allocated memory is still 113.2MB. Free memory was 75.5MB in the beginning and 72.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.35ms. Allocated memory is still 113.2MB. Free memory was 72.4MB in the beginning and 69.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 753.89ms. Allocated memory is still 113.2MB. Free memory was 69.8MB in the beginning and 51.5MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 954.78ms. Allocated memory is still 113.2MB. Free memory was 51.5MB in the beginning and 62.7MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.50ms. Allocated memory is still 113.2MB. Free memory was 62.7MB in the beginning and 62.5MB in the end (delta: 197.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet106 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:05:05,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd1808a9-9ea5-4c82-bc64-fcff045bf470/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample